Home / 6,939,211.74-9,581,164.01-5,570,086.96

Finding the Fourth Proportional to 6,939,211.74, 9,581,164.01 and 5,570,086.96

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Solution

The fourth proportional to 6,939,211.74, 9,581,164.01 and 5,570,086.96 is: 7,690,775.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,211.74 : 9,581,164.01 = 5,570,086.96 : x
  2. Step 2: Convert to fraction form
    6,939,211.74/9,581,164.01 = 5,570,086.96/x
  3. Step 3: Cross multiply
    6,939,211.74x = 9,581,164.01 × 5,570,086.96
  4. Step 4: Simplify right side
    6,939,211.74x = 53,367,916,713,722.30
  5. Step 5: Solve for x
    x = 53,367,916,713,722.30/6,939,211.74
  6. Step 6: Final answer
    x = 7,690,775.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.